//
//  CountDown.h
//  RunningDog
//
//  Created by 郑东喜 on 2016/10/29.
//  Copyright © 2016年 郑东喜. All rights reserved.
//

#import <UIKit/UIKit.h>
@class  CountDown;

@protocol CountDownDelegate <NSObject>

- (void)changeImgStatus:(CountDown *)countDonw;

@end

@interface CountDown : UIButton


@property (nonatomic,assign) id<CountDownDelegate> delegate;


-(void)openCountdown;

@end
